div#canvas-frame {
  cursor: pointer;
  /* width:100%;
  height:100%; */

    width:800px;
  height:800px;

  background-color: #EEEEEE;
}
.btn-list{
list-style-type:none;
margin:0;
padding:0;
position: fixed;
top:0;
left:0;
}
button{
font-size:20px;
margin:5px 0 0 5px;
border:1px solid #d1d1d1;
background-color:#fff;
}
p{
  color:#ff0000;
  margin: 5px 0 0 5px;
}